OZ1SMB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Denmark Locator transmitted in a decoded message: JO54

Receiver-side FT8 activity involving OZ1SMB, decoded by SO8OO in southeastern Poland. 311 related FT8 messages, 16 CQ messages, observed on 60m, 40m, 20m, 10m, across 53 UTC dates. Heard between 2026-05-23 and 2026-08-20.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

311
Related messages
16
CQ messages
53
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-23
Last seen: 2026-08-20 11:41 UTC

Activity Heatmap

Locator transmitted by OZ1SMB

Approximate centre of JO54, decoded 2026-08-22 09:37 UTC. A transmitted locator is not proof of the operator's permanent location.

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTCBandOZ1SMB S/NCounterpartCounterpart S/NMsgsCapture
08-20 13:40 40m - / - DB3MAX -13 / - 2 ✓ Closing fragment
08-20 13:37 40m -17 / - SP6NEO - / -17 3 ✓ Closing fragment
08-20 13:32 20m 0 / - MM0TBH - / - 2 Partial capture
08-20 13:30 20m +3 / -6 F5PBG -8 / - 3 ✓ Closing observed
08-20 13:28 20m -4 / -18 HB9RSG +5 / +7 3 Partial capture
08-18 15:27 40m -14 / - DL1BTX - / +6 2 ✓ Closing fragment
08-18 12:20 10m -2 / - EA3EAT - / - 2 Partial capture
08-18 11:56 10m +2 / - OE2IGP - / - 4 Partial capture
08-18 11:52 10m 0 / - I3JOA - / - 3 Partial capture
08-18 11:48 10m +4 / - I3JOA - / - 2 Partial capture
08-18 11:43 10m +2 / - F1ONW - / - 9 Partial capture
08-18 11:41 10m +2 / - DF7WH - / - 3 Partial capture
08-18 11:38 10m 0 / - SP8PBP - / - 5 ✓ Closing fragment
08-18 11:37 10m +1 / - HG1DRC - / - 3 Partial capture
08-18 11:34 10m - / -26 IZ5SIH -13 / - 2 Partial capture
08-18 11:32 10m -2 / - DO1DMR -15 / -8 7 ✓ Closing observed
08-18 11:31 10m -4 / - IK2ZJR - / +10 2 ✓ Closing fragment
08-18 11:28 10m -3 / - DO1SJF - / - 2 ✓ Closing fragment
08-18 11:27 10m -4 / - <...> - / - 2 Partial capture
08-16 10:36 20m -7 / - RW3C/P - / - 3 Partial capture
08-15 15:29 40m - / -4 DL2USR -9 / - 2 ✓ Closing fragment
08-15 14:31 40m - / -15 SP6AMI -10 / - 2 Partial capture
08-14 19:24 60m - / -5 SV3CKF -12 / - 3 Partial capture
08-14 19:19 60m -6 / -1 F5RAV -8 / -4 4 ✓ Full exchange observed
08-14 19:19 60m -10 / -3 DL3MIB -3 / +1 7 ✓ Full exchange observed
08-14 19:18 60m -8 / -1 S57MPU +4 / +1 5 ✓ Full exchange observed
08-14 19:17 60m -6 / - F5MYK - / -1 2 ✓ Closing fragment
08-13 18:04 20m -4 / - ON3DAL - / - 2 Partial capture
08-13 18:03 20m +2 / - OE5CCN - / - 2 Partial capture
08-12 17:17 20m -1 / - SP2OSP - / - 4 Partial capture
08-12 08:23 20m -2 / - G7LMY - / -5 3 ✓ Closing fragment
08-11 11:07 20m -6 / - DL5MKR - / - 2 Partial capture
08-11 11:03 20m - / -3 9A3PV -18 / - 2 ✓ Closing fragment
08-09 18:06 40m +1 / - M8UKQ - / -12 4 Partial capture
08-09 18:05 40m -3 / - R2BIU - / +1 2 ✓ Closing fragment
08-09 18:02 40m -4 / - SQ3PMX - / - 3 Partial capture
08-09 17:45 40m -4 / - RA1AGA - / - 2 ✓ Closing fragment
08-09 17:41 40m -3 / -18 EU6UE -14 / +1 4 ✓ Full exchange observed
08-09 17:39 40m -3 / +2 SP7VCL +6 / +3 4 ✓ Full exchange observed
08-09 17:31 40m -6 / - DH2RL - / - 2 Partial capture
08-09 17:07 40m -4 / - F5SYC - / - 4 Partial capture
08-09 17:04 40m -5 / - EA5GKL - / -23 4 ✓ Closing fragment
08-09 17:01 40m +4 / - YO2LFP - / -16 4 ✓ Closing fragment
08-09 14:46 20m -7 / - AP2TN - / -11 2 Partial capture
08-08 19:24 20m - / -10 IU0TYC -14 / - 2 ✓ Closing fragment
08-08 19:06 20m - / -4 IW4DNI -4 / - 6 ✓ Closing fragment
08-08 18:35 20m - / -7 IW4ECF +3 / - 2 ✓ Closing fragment
08-08 16:17 40m - / -8 DG0OFT -13 / - 2 ✓ Closing fragment
08-08 16:13 40m -16 / - OH0ERF - / - 2 Partial capture
08-07 18:19 40m +2 / - DC5IU - / -17 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

10m
UTC    dB Audio  Message
114715  +4 2972  F1ONW OZ1SMB JO54
114815  +3 2972  I3JOA OZ1SMB JO54 (x2)
115030  +2 2972  SP8MO OZ1SMB JO54
115215  +2 2972  I3JOA OZ1SMB JO54 (x3)
115600  +2 2972  OE2IGP OZ1SMB JO54 (x4)
122045  -2 2913  EA3EAT OZ1SMB JO54 (x2)
093630  -3 2805  DA1TH OZ1SMB JO54
093700  -4 2805  DA2DA OZ1SMB JO54
40m
UTC    dB Audio  Message
152915 -10 2685  OZ1SMB DL2USR -04 (x2)
140230 -20 1711  OZ1SMB OE1TKS JN88
150445 -19 1246  PD9HIX OZ1SMB R+07
150545 -21 1246  ON4UR OZ1SMB JO54
150730 -19 1303  OZ1SMB HA1DUQ RR73
151530 -20 1102  PD0MGX OZ1SMB R-10
152715 -14  710  DL1BTX OZ1SMB R+06 (x2)
152930 -13  710  DL1LKG OZ1SMB JO54
133745 -15 1272  SP6NEO OZ1SMB R-17 (x3)
134045 -15 1272  OZ1SMB DB3MAX JO64 (x2)
20m
UTC    dB Audio  Message
151315  -3 2931  RW3C/P OZ1SMB R-09
151445  -9 2931  4L1MA OZ1SMB JO54
171245  -3 3079  PH4E OZ1SMB JO54
144530  -7 2928  EA3PV OZ1SMB 73
132800  -2 2762  HB9RSG OZ1SMB JO54
132815  +5 2707  OZ1SMB HB9RSG -18
132830  -6 2762  HB9RSG OZ1SMB R+07
133000  -1 2762  F4JIS OZ1SMB R+05
133045  -7 2762  OZ1SMB F5PBG IN78 (x2)
133130  +3 2762  F5PBG OZ1SMB RR73
133230  +0 3010  MM0TBH OZ1SMB JO54
133330  -1 3010  HA1ORA OZ1SMB JO54
133400  +0 3010  MM0TBH OZ1SMB JO54
133515  -9 2315  SP6SR OZ1SMB JO54
60m
UTC    dB Audio  Message
191915  -7 1063  OZ1SMB DL3MIB JN57
191915  +1  837  OZ1SMB S57MPU 73
191930  -6  918  F5RAV OZ1SMB -04
191945  -8 1266  OZ1SMB F5RAV R-01
191945  -2 1063  OZ1SMB DL3MIB JN57
192000  -6  918  F5RAV OZ1SMB RR73
192015  -7 1266  OZ1SMB F5RAV 73
192015  -1 1064  OZ1SMB DL3MIB JN57
192030  -9  918  DL3MIB OZ1SMB +01
192045  -4 1064  OZ1SMB DL3MIB R-03
192100 -12  918  DL3MIB OZ1SMB RR73
192115  +1 1063  OZ1SMB DL3MIB 73
192430 -12 1926  OZ1SMB SV3CKF -05 (x3)

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.